Notable quake, preliminary info: M 8.2 - 91 km ESE of Perryville, Alaska https://earthquake.usgs.gov/earthquakes/eventpage/us6000f02w?utm_source=dlvr.it&utm_medium=twitter&utm_campaign=usgs_quakes …
#Tsunami alerts for the #Alaska coastline have been cancelled.
Remember, strong and unusual currents may continue for several hours. If you have damage, please report it to your local officials.
Stay safe, get some rest, and we'll keep the watch for you. Good night. https://twitter.com/NWS_NTWC/status/1420678171276369929 …
ADVISORY: SEA-LEVEL CHANGE MONITORING
Tsunami Information No.1
Date and Time: 29 Jul 2021 - 02:15 PM
Magnitude = 8.1
Depth = 018 kilometers
Location = 55.5°N,157.9°W - 60 Miles Se Of Chignik, Alaska
BREAKING: PHIVOLCS issued Tsunami Info 1 in relation to the shallow Magnitude 8.1 earthquake that occured off the coast of Alaska, at 2:15 PM PhST.
Coastal communities of the following provinces are advised to WAIT AND WATCH FOR UPDATES.
No Evacuation is in order.
Alaska: Biggest earthquake in decades.
Wisconsin: Hold my beer.
The M8.2 Alaska quake is on the subduction zone interface. That means the seafloor under the Pacific Ocean is being pushed under the Alaskan peninsula. It also means it generated a tsunami. https://earthquake.usgs.gov/earthquakes/eventpage/ak0219neiszm/executive …